sunxi: Use Kconfig CONFIG_MMC

Not all sunxi boards have an MMC embedded. Switching to the Kconfig option
will allow to enable or disable the support in each boards' defconfig.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
diff --git a/include/configs/sunxi-common.h b/include/configs/sunxi-common.h
index 072934d..ddcfe94 100644
--- a/include/configs/sunxi-common.h
+++ b/include/configs/sunxi-common.h
@@ -140,8 +140,7 @@
 #endif
 
 /* mmc config */
-#if !defined(CONFIG_UART0_PORT_F)
-#define CONFIG_MMC
+#ifdef CONFIG_MMC
 #define CONFIG_GENERIC_MMC
 #define CONFIG_CMD_MMC
 #define CONFIG_MMC_SUNXI
@@ -197,7 +196,7 @@
 
 #define CONFIG_SPL_LIBDISK_SUPPORT
 
-#if !defined(CONFIG_UART0_PORT_F)
+#ifdef CONFIG_MMC
 #define CONFIG_SPL_MMC_SUPPORT
 #endif
 
@@ -355,9 +354,12 @@
 #define CONFIG_ANDROID_BOOT_IMAGE
 
 #define CONFIG_FASTBOOT_FLASH
+
+#ifdef CONFIG_MMC
 #define CONFIG_FASTBOOT_FLASH_MMC_DEV	0
 #define CONFIG_EFI_PARTITION
 #endif
+#endif
 
 #ifdef CONFIG_USB_FUNCTION_MASS_STORAGE
 #define CONFIG_CMD_USB_MASS_STORAGE